US3296370A - Communications equipment transmitter and tape recorder - Google Patents

Communications equipment transmitter and tape recorder Download PDF

Info

Publication number
US3296370A
US3296370A US481799A US48179965A US3296370A US 3296370 A US3296370 A US 3296370A US 481799 A US481799 A US 481799A US 48179965 A US48179965 A US 48179965A US 3296370 A US3296370 A US 3296370A
Authority
US
United States
Prior art keywords
code
code signal
tape
bits
serial
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US481799A
Inventor
Clayton H Clark
Donald J Stefanik
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SCM Corp
Original Assignee
SCM Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to GB1053727D priority Critical patent/GB1053727A/en
Priority to GB1053726D priority patent/GB1053726A/en
Priority to GB1053721D priority patent/GB1053721A/en
Priority to GB1053725D priority patent/GB1053725A/en
Priority to GB1053724D priority patent/GB1053724A/en
Priority to GB1053722D priority patent/GB1053722A/en
Priority to GB1053723D priority patent/GB1053723A/en
Priority claimed from US184820A external-priority patent/US3280256A/en
Priority to DES100338A priority patent/DE1295607B/en
Priority to DES84508A priority patent/DE1229135B/en
Priority to DES107732A priority patent/DE1295606B/en
Priority to DE1963S0100341 priority patent/DE1462006A1/en
Priority to DES100339A priority patent/DE1290165B/en
Priority to FR930259A priority patent/FR1378834A/en
Priority to US481796A priority patent/US3327626A/en
Application filed by SCM Corp filed Critical SCM Corp
Priority to US481797A priority patent/US3296369A/en
Priority to US481798A priority patent/US3289189A/en
Priority to US481795A priority patent/US3304366A/en
Priority to US481799A priority patent/US3296370A/en
Publication of US3296370A publication Critical patent/US3296370A/en
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L17/00—Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J1/00—Typewriters or selective printing mechanisms characterised by the mounting, arrangement or disposition of the types or dies
    • B41J1/22—Typewriters or selective printing mechanisms characterised by the mounting, arrangement or disposition of the types or dies with types or dies mounted on carriers rotatable for selection
    • B41J1/32—Typewriters or selective printing mechanisms characterised by the mounting, arrangement or disposition of the types or dies with types or dies mounted on carriers rotatable for selection the plane of the type or die face being parallel to the axis of rotation, e.g. with type on the periphery of cylindrical carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G11B15/34—Driving record carriers by members acting directly or indirectly thereon through non-slip drive means, e.g. sprocket
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/02—Details not particular to receiver or transmitter
    • H04L13/06—Tape or page guiding or feeding devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/02—Details not particular to receiver or transmitter
    • H04L13/08—Intermediate storage means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/18—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00 of receivers
    • H04L13/182—Printing mechanisms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L17/00—Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code
    • H04L17/02—Apparatus or circuits at the transmitting end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L17/00—Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code
    • H04L17/02—Apparatus or circuits at the transmitting end
    • H04L17/04—Apparatus or circuits at the transmitting end with keyboard co-operating with code-bars
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L17/00—Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code
    • H04L17/16—Apparatus or circuits at the receiving end
    • H04L17/24—Apparatus or circuits at the receiving end using mechanical translation and type-head printing, e.g. type-wheel, type-cylinder

Description

Jan. 3, 1967 c.'.|-|. CLARK ET AL 3,296,370
COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Original Filed April 5, 1962 20 Sheets-Sheet l m I I I- 1 I: I O E n I I N g 1 I g I I I J g o l j I" I r*' I (Z5 N I I 8| II I l r l z no D 2 I I I I 1 l L J L J nos INVENTORS CLAYTON H. CLARK DONALD J. STEFAN/K ATTORNEYS c. H. CLARK EI'AL 3,296,370
COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER 20 Sheets-Sheet 2 m K m v mm N E wN- m Mm m L 0 No M C m w on I H. A I \7. J l m m w mmo mmd mm M D :6 00m No 5 mm g 1 mm m 00 w m 6H N 5 A 00928 M Q m= A N Eu LE 205 L o Edi h ooiwo m A C D [.F m+ mm z m5 m 0 v m $23 E8 0P 8 .0 26 n Q Tmx I 525 p 09 @802 Y $225 :63 m m Wm B 55 m x mg I 0 N v A a V 5 L5 6 Jan. 3, 1967 Original Filed April 5. 1962 20 Sheets-Sheet 5 0 UNIT I RECORDER [O8 RECORD IJIIJI6 PIG l flM I I+ FF I I I P I I l- KO (PIAYBACK) MP2 I I l I I-27SI ISRx IINIIIIII I 280 KEYBOARD I SENDING) m DUALTRACKI I PIAYBACK 2E WINDING l 282 I A) M REWIND F'i' LCR3 L2 o 0 cm as Pl8 SEARCH INVENTORS A ORN E Y5 l OI G IA E UGKRQ 3L 7 cs5 H IIll a 2 JIII l I I I I IIIII 8 7 Dr J C R S B IIII QIIHI IIIIIII II M D N w K 6 R R I A w 7 m. m 5
C. H. CLARK ETAL COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Jam. 3, 1967 Original Filed April 5, 1962 COMPONENTS NOT ON MODE PANEL ARE SHOWN FOR REFERENCE ONLY.
MODE PANEL RELAY COILS ARE 500 OHMS.
P/O INDICATES "PART OF" CLAYTON H. CLARK DONALD J ESTEF/IN/K BY T S 7 D N m 6 M m 5 T A R R I n N r1 @A a A II 7 B 4T1 |11|l6l|| K m C 5 7333 4 W L\ 1 S C 5 2 B 6 D E 5 II Km W 4. 5 0 Yn\lv lI mm 0 4 m Rnn K I C C 3 I l I I l I IH 7 i R I 4 i DC 2 5 C 2 I H R FI p um. W m. I 6 C M 1 1 I I I I l I I I II Z III MI E A FIL Jan. 3, 1967 c, CLARK E AL 3,296,370
COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Original Filed April 5, 1962 20 Sheets-Sheet 9 E SOLENOTE 6; T Hp H CHARACTER COUNTER l 33 2|6 PLAY ACK TIME BASE KEYBOARD 5 l LOCK GATE WSOLENOID I L l l L 9230 l Q6 H KEYBOARD |A6A| 224 KEYBOARD IA6A2 PARALLEL TO TOMODEMNH r- LPIO SERIAL GATES b- A START U9 2| r227 PZSQIT I c. RH 234 P27 o C20 y l RECORDER gig-j P34 g T DELAYQM (:15 IMS CLAYTON H. CLARK DONALD J. STEFAN/K Fi .5 INVENTORS Jan. 3, 1967 c. H. CLARK ET AL 3,296,370
COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER 20 Sheets-Sheet 10 Original Filed April 5, 1962 mo mmkmamm wommkmawm mo mmkwamm mo mmkwxumm T mmkmamm POIw mzO mmkznoo m0 o 3 23mm 04mm 0 INVENTORS CLAYTON H. CLARK DONALD J. STEFAN/K BY W, M M) ORNEYS Jan. 3, 1967 c, C RK ET AL 3,296,370
COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Original Filed April 5, 1962 20 Sheets-Sheet 11 1 PER 1 PART OFMODE :PARTOF KEYTO KEYBOARD PANEL BOARDPANEL RWS REWIND CR6 ORI cs? O I S IORE E N J ADVANCE -1\ s5 J.u IASAIPP {CR7} U/ SEARCH PART OF EQT M 64 REcOR0P3e END OFTAPEB T A. ED FROM KEYBOARD P20 35., 6 CB OR FROM KEYBOARIJR SOTS COUNTER LO% GENO HIGH SPEED IVIBRATOR ULT GATE PER HMSDELAY 328 P9 Q\,Q2
HIGH SHE-ED B, B\ Cu Cl P|2 H PM E p3g PIS I NVENTOR 5 CLAYTON H. CLARK DONALD J. STEFAN/K BY M (71 WRNEYS Q START I 2 3 Jan. 3, 1967 C. H. CLARK ET AL COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Original Filed April 5, 1962 CHARACTER I\ INPUT TO FEED SOL DRIVER OUTPUT OF FEED SOL DRIVER OUTPUT QFI EE 59L QED u 4MSI T MOVEMENT QVER HEAD h nunnnnnn HITIIII IJIIIIIJ FIJI IILI
OUTPUT OP GATE DELAY OUTPUT OF MV GATE OUTPUT OF 2K0 MV INPUT TO CLOCK RECORD DRIVER [Imflm OUTPUT FROM SPACE DETECTOR flfifl OUTPUT FROM RECORD DELAY INFOIIIIIIII 20 Sheets-Sheet 15 .Fi l5 INVENTORS CLAYTON H. CLARK DONALD J. STEFAN/K TTORNEYS Jan. 3, 1967 c. H. CLARK ET AL 3,296,370
COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Original Filed April 5, 1962 20 Sheets-Sheet 14.
SEA m REGISTER ADV MV. 2 s
FEED
ID STEP ONE SHOTS) NOTES: STEP SOLENQ LENLARGEDVIEWOFTIMINGPULSES INHIBITS INDUCTIVE SPIKES 5M5 m -5O01-S TAPEHOVEMEIIT MW ,l-- A 332 i 2 0 ms COUNTER DRIVER ONE SHOT 4" SEE NOTE 2 I I l l I I 334 PLAYBACK READ ONE SHOT SEE NOTEI *1 "sows A. REcoRD) III a. (REcoRD) m c. (RECORD) 1 1 [n5 PLAYBACK TIM BASE A I ZIEST POINTQ SYNC PULSE INPUT To KEYBQ QED m! I! 155 n 3.ENLARGEO vxewowmma PULSES A. (KEYBOARD) I B, (KEYBOARD) J\| J L III 60 (KEYBOARD) I m ch- (KEYBOARD) I I l r- Ps CONVERTER I le? 3 4 5 i l l5 1 STOP IMSIMS] I I I I I-I53fl33fl33-II53-H33H331 PLAYBAC J }SEE NOTE 3 AMPLIFIERONFQSBUTVUTATTEH PDINT INVENTORS CLAYTON H. CLARK DONALD J. STEFAN/K BY W MM M,
TORNEYS Jan. 3, 1967 C. H. CLARK ETAL COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Original Filed April 5, 1962 ADVANCE DELAY l-SHOT "*1?" 6M5 OUT PUT OF ADV.
20 Sheets-Sheet l5 l-SHOT INPUT TO FEED OUTPUT OF FEED SOLDRIVER OUTPUT OF STEP SOL. DRIVER n STEP SOLENOID A INVENTOR 5 CL YTO H. CLARK DONALD J. $TEFAN/K BY W,W,M,
m zI ITJRNEYS Jan. 3, 1967 c. H. CLARK ETAL COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER 2O Sheets-Sheet 16 Original Filed April 5. 1962 INVENTORS CLAY-ro/v H. CLARK DONALD J. STEFAN/K ,M
ArroR/VE 5 Jan. 3, 1967 c. H. CLARK ETAL COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER 20 Sheets-Sheet 17 Original Filed April 5, 1962 v NB 0 INVENTORS CLAYTON H. CLARK D N/1L0 J. STEFAN/k wwm ATT QNEYS Jan. 3, 1967 Q CLARK ET AL 3,296,370
COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Original Filed April 5, 1962 20 SheetsSheet l8 INVENTORS CLAYTON H. CLARK DONALD J. STEFAN/K m RAM, M,
3 ATTORNEYS c. H. CLARK ETAL 3,
COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Original Filed April 5, 1962 20 Sheets-Sheet 19 INVENTORS LAYTON LARK DONALD JJTEFA/WK l jY JM Mm Mh Q ATTORNEYS Jan. 3,1 W67 3. H. CLARK ET AL 3,2@@,37
COMMUNICATIONS EQUIPMENT TRANSMITTER AND TAPE RECORDER Original Filed April 3, 1962 20 Sheets-Sheet 2O Fig.5?
INVENTORS CL A YTO/V H. CLARK DONALD J 5 TEFAN/K NYW,MIM,
ATTORNEYS

Claims (1)

1. A MULTIPLE BIT CODE SIGNAL COMMUNICATION TRANSMISSION APPARATUS COMPRISING A MAGNETIC TAPE RECORDERREADER SET WITH MULTIPLE TRACK RECORDING AND PLAYBACK HEAD MEANS, MEANS FOR STEPPING A MAGNETIC TAPE PAST SAID HEAD MEANS AND STORING IN SAID TAPE AND READING FROM SAID TAPE INFORMATION SIGNAL UNITS CONSISTING OF MULTIPLE BIT CODES IN SERIAL DIGITAL FORM AND SERIAL DIGITAL CLOCK PULSES CORRESPONDING AT LEAST TO ALL POSSIBLE BIT POSITIONS OF SAID CODE; A TRANSMITTER HAVING MEANS ENABLING ORIGINATION, RECEIPT AND STORAGE OF CODE SIGNAL INFORMATION AND TRANSMISSION OF THE STORED CODE SIGNAL INFORMATION COMPRISING AN ELECTRONIC PARALLEL REGISTER TO RECEIVE AND STORE PARALLEL BITS OF CODE SIGNAL INFORMATION AND A LOW-SPEED ELECTRONIC TRANSMISSION MEANS TO READ-OUT AND SERIALLY TRANSMIT THE CODE SIGNAL BITS FROM SAID PARALLEL REGISTER; AND CIRCUITRY MEANS CONNECTED BETWEEN SAID MAGNETIC TAPE RECORDER-READER SET AND SAID TRANSMITTER INCLUDING HIGH-SPEED ELECTRONIC MEANS TO ENABLE READ-OUT OF CODE SIGNAL BITS FROM SAID PARALLEL REGISTER AND TO STORE SUCH BITS IN HIGH-SPEED SERIAL DIGITAL CODED ORDER ALONG WITH STORAGE OF CORRESPONDING CODE BIT CLOCKING PULSES IN THE MAGNETIC TAPE AND, IN ACCORD WITH THE LOGIC REPRESENTED BY THE SERIALLY RECORDED CLOCKING PULSES AND SERIALLY RECORDED CODE BIT PULSES, TO ACCOMPLISH HIGH-SPEED SERIAL READ-OUT OF CODE SIGNALS FROM THE TAPE AND CONVERSION OF SAID SERIAL CODE SIGNAL, THROUGH SAID PARALLEL REGISTER, FOR SERIAL TRANSMISSION THROUGH SAID LOW-SPEED ELECTRONIC TRANSMISSION MEANS.
US481799A 1962-04-03 1965-08-23 Communications equipment transmitter and tape recorder Expired - Lifetime US3296370A (en)

Priority Applications (18)

Application Number Priority Date Filing Date Title
GB1053726D GB1053726A (en) 1962-04-03
GB1053721D GB1053721A (en) 1962-04-03
GB1053725D GB1053725A (en) 1962-04-03
GB1053724D GB1053724A (en) 1962-04-03
GB1053722D GB1053722A (en) 1962-04-03
GB1053723D GB1053723A (en) 1962-04-03
GB1053727D GB1053727A (en) 1962-04-03
DE1963S0100341 DE1462006A1 (en) 1962-04-03 1963-04-01 Sheet printer for receiving electrical telegraphy step groups
DES84508A DE1229135B (en) 1962-04-03 1963-04-01 Circuit arrangement for providing electrical telegraphic font groups
DES107732A DE1295606B (en) 1962-04-03 1963-04-01 Printing drum for drum printer
DES100338A DE1295607B (en) 1962-04-03 1963-04-01 Coding arrangement for the keyboard of a telecommunications device
DES100339A DE1290165B (en) 1962-04-03 1963-04-01 Magnetic tape recording device, in particular for recording and reproducing electrical telegraphic step groups
FR930259A FR1378834A (en) 1962-04-03 1963-04-03 Further training in telegraphy
US481796A US3327626A (en) 1962-04-03 1965-08-23 Drum series print member construction
US481797A US3296369A (en) 1962-04-03 1965-08-23 Communications equipment keyboard
US481798A US3289189A (en) 1962-04-03 1965-08-23 Apparatus for feeding and stepping a magnetic tape
US481795A US3304366A (en) 1962-04-03 1965-08-23 Communications equipment printer
US481799A US3296370A (en) 1962-04-03 1965-08-23 Communications equipment transmitter and tape recorder

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US184820A US3280256A (en) 1962-04-03 1962-04-03 Communication equipment set, keyboard, printer and recorder
US481799A US3296370A (en) 1962-04-03 1965-08-23 Communications equipment transmitter and tape recorder
US481798A US3289189A (en) 1962-04-03 1965-08-23 Apparatus for feeding and stepping a magnetic tape
US481797A US3296369A (en) 1962-04-03 1965-08-23 Communications equipment keyboard
US481796A US3327626A (en) 1962-04-03 1965-08-23 Drum series print member construction
US481795A US3304366A (en) 1962-04-03 1965-08-23 Communications equipment printer

Publications (1)

Publication Number Publication Date
US3296370A true US3296370A (en) 1967-01-03

Family

ID=27558754

Family Applications (5)

Application Number Title Priority Date Filing Date
US481795A Expired - Lifetime US3304366A (en) 1962-04-03 1965-08-23 Communications equipment printer
US481797A Expired - Lifetime US3296369A (en) 1962-04-03 1965-08-23 Communications equipment keyboard
US481796A Expired - Lifetime US3327626A (en) 1962-04-03 1965-08-23 Drum series print member construction
US481799A Expired - Lifetime US3296370A (en) 1962-04-03 1965-08-23 Communications equipment transmitter and tape recorder
US481798A Expired - Lifetime US3289189A (en) 1962-04-03 1965-08-23 Apparatus for feeding and stepping a magnetic tape

Family Applications Before (3)

Application Number Title Priority Date Filing Date
US481795A Expired - Lifetime US3304366A (en) 1962-04-03 1965-08-23 Communications equipment printer
US481797A Expired - Lifetime US3296369A (en) 1962-04-03 1965-08-23 Communications equipment keyboard
US481796A Expired - Lifetime US3327626A (en) 1962-04-03 1965-08-23 Drum series print member construction

Family Applications After (1)

Application Number Title Priority Date Filing Date
US481798A Expired - Lifetime US3289189A (en) 1962-04-03 1965-08-23 Apparatus for feeding and stepping a magnetic tape

Country Status (4)

Country Link
US (5) US3304366A (en)
DE (5) DE1295607B (en)
FR (1) FR1378834A (en)
GB (7) GB1053727A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582904A (en) * 1969-02-27 1971-06-01 Sine Qua Non Inc Portable data terminal
US3612765A (en) * 1968-05-30 1971-10-12 Creed & Co Ltd Keyboard logic system
US3643022A (en) * 1968-04-18 1972-02-15 Olivetti & Co Spa Teleprinter apparatus with electronic speed control
US3676859A (en) * 1970-12-23 1972-07-11 Ibm Data communication system incorporating device selection control

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3357002A (en) * 1964-03-18 1967-12-05 Whitek Inc Magnetic tape information storage and retrieval system
US3405402A (en) * 1964-03-18 1968-10-08 Wiltek Inc Synchronized incremental drive for magnetic tape recorder-reproducer
US3419678A (en) * 1965-04-26 1968-12-31 Clary Corp Data printing system
US3453379A (en) * 1965-07-29 1969-07-01 Lawrence Holmes Jr Communication system
US3457368A (en) * 1965-11-15 1969-07-22 Bell Telephone Labor Inc Code character keyboard sender
US3485164A (en) * 1966-12-20 1969-12-23 Gen Electric Information Syste Mounting type carriers on a shaft
CH474925A (en) * 1967-04-26 1969-06-30 Hasler Ag Key-operated teletype transmitter
US3550151A (en) * 1967-10-12 1970-12-22 Universal Data Acquisition Co Recording medium drive mechanism
US3513441A (en) * 1967-10-16 1970-05-19 Clary Corp Verification system
US3568183A (en) * 1968-07-09 1971-03-02 Gen Electric Keyboard synchronized toned generator
US3651259A (en) * 1968-11-12 1972-03-21 Mite Corp Keyboard operated telegraph transmitter using reed switches and magnetic shunts
US3575589A (en) * 1968-11-20 1971-04-20 Honeywell Inc Error recovery apparatus and method
US3623068A (en) * 1969-01-08 1971-11-23 Ibm Serving display functions by means of coded space information
US3568905A (en) * 1969-05-09 1971-03-09 Fairchild Camera Instr Co Tape feeding retrace mechanism
US3651917A (en) * 1969-05-12 1972-03-28 Burroughs Corp Keyboard mechanism and associated code converting circuitry
JPS513455B1 (en) * 1970-04-13 1976-02-03
US3688058A (en) * 1970-08-28 1972-08-29 Microdyne Inc Incremental data-processing sprocketed tape deck
US3889294A (en) * 1970-09-02 1975-06-10 Midwestern Instr Inc Means for recording multi-bit character data
US3825934A (en) * 1973-05-02 1974-07-23 Leigh Instr Ltd Scratch strain recorder
WO2014040927A1 (en) * 2012-09-17 2014-03-20 Siemens Aktiengesellschaft Large transmission gearwheel and process for producing a large transmission gearwheel

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2831058A (en) * 1953-08-11 1958-04-15 Rca Corp Retransmission of characters in a radio telegraph system
US2838603A (en) * 1955-07-25 1958-06-10 Eric T Hudec Magnetic recording device
US2932816A (en) * 1958-05-19 1960-04-12 Sperry Rand Corp Keyboard transmitter
US2958850A (en) * 1956-08-23 1960-11-01 Automatic Elect Lab Keysender using magnetic drum storage
US3059048A (en) * 1961-02-23 1962-10-16 Itt Automatic teletypewriter transmitter

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127121A (en) * 1964-03-31 Babin
US806111A (en) * 1905-02-25 1905-12-05 Frederic De Coppet Stamping device.
US931170A (en) * 1908-12-14 1909-08-17 Edwin B Wilhelm Stamping-machine.
US1964455A (en) * 1930-11-06 1934-06-26 Swift & Co Means for branding pork loins
DE574363C (en) * 1931-10-22 1933-04-12 E H Wilhelm Stein Dr Ing Printing device
US2029906A (en) * 1934-09-10 1936-02-04 Toledo Scale Mfg Co Composite structure
US2124160A (en) * 1936-02-28 1938-07-19 Signal Engineering & Mfg Co Code setting device for signal systems
US2484198A (en) * 1945-12-13 1949-10-11 Emerson Electric Mfg Co Noiseless escapement mechanism
US2505729A (en) * 1948-04-22 1950-04-25 Teletype Corp Printing telegraph apparatus
US2589682A (en) * 1949-05-19 1952-03-18 Ncr Co Type member
BE506398A (en) * 1950-10-14
US2754364A (en) * 1951-06-14 1956-07-10 Kleinschmidt Lab Inc Keyboard transmitter
US2724479A (en) * 1952-09-30 1955-11-22 Dualex Corp Typewriter carriage feed and return
DE1029408B (en) * 1957-02-16 1958-05-08 Lorenz C Ag Strip transport device for punched strips in telegraph equipment
DE1093811B (en) * 1957-05-28 1960-12-01 Standard Elektrik Lorenz Ag Photoelectric translator for electronic teleprinter
DE1041524B (en) * 1957-06-26 1958-10-23 Siemens Ag Feed device for recording or storage strips or tapes in start-stop operation
US2910936A (en) * 1959-01-19 1959-11-03 Clary Corp Printer mechanism
US3109071A (en) * 1959-12-18 1963-10-29 Bell Telephone Labor Inc Telephone call transmitter
US3049990A (en) * 1960-12-20 1962-08-21 Ibm Print hammer actuator
GB1000944A (en) * 1961-03-29 1965-08-11 Int Computers & Tabulators Ltd Improvements in or relating to apparatus for recording characters
US3129302A (en) * 1961-03-30 1964-04-14 Int Standard Electric Corp Switching device comprising reed contacts operated by permanent magnets
US3135195A (en) * 1961-06-22 1964-06-02 Potter Instrument Co Inc High speed printer with moving characters and single hammer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2831058A (en) * 1953-08-11 1958-04-15 Rca Corp Retransmission of characters in a radio telegraph system
US2838603A (en) * 1955-07-25 1958-06-10 Eric T Hudec Magnetic recording device
US2958850A (en) * 1956-08-23 1960-11-01 Automatic Elect Lab Keysender using magnetic drum storage
US2932816A (en) * 1958-05-19 1960-04-12 Sperry Rand Corp Keyboard transmitter
US3059048A (en) * 1961-02-23 1962-10-16 Itt Automatic teletypewriter transmitter

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3643022A (en) * 1968-04-18 1972-02-15 Olivetti & Co Spa Teleprinter apparatus with electronic speed control
US3612765A (en) * 1968-05-30 1971-10-12 Creed & Co Ltd Keyboard logic system
US3582904A (en) * 1969-02-27 1971-06-01 Sine Qua Non Inc Portable data terminal
US3676859A (en) * 1970-12-23 1972-07-11 Ibm Data communication system incorporating device selection control

Also Published As

Publication number Publication date
DE1229135B (en) 1966-11-24
GB1053727A (en)
GB1053721A (en)
DE1462006A1 (en) 1970-01-22
DE1295607B (en) 1969-05-22
DE1290165B (en) 1969-03-06
GB1053724A (en)
DE1295606B (en) 1969-05-22
FR1378834A (en) 1964-11-20
US3327626A (en) 1967-06-27
US3296369A (en) 1967-01-03
GB1053725A (en)
GB1053726A (en)
US3289189A (en) 1966-11-29
GB1053723A (en)
US3304366A (en) 1967-02-14
GB1053722A (en)

Similar Documents

Publication Publication Date Title
US3296370A (en) Communications equipment transmitter and tape recorder
US3571799A (en) Data transmission terminal
US3623041A (en) Method and apparatus for encoding and decoding digital data
US3159818A (en) Data storage system with selective readout
JPH04211536A (en) Digital transmission system, transmitter and receiver
JPS58173947A (en) Binary signal decoder
US3564557A (en) Self-clocking recording
US4314355A (en) Apparatus and method for receiving digital data at a first rate and outputting the data at a different rate
US3736568A (en) System for producing a magnetically recorded digitally encoded record in response to external signals
GB1123055A (en) Digital storage system
US4204090A (en) Process and an arrangement for reducing the redundancy of binary character sequences which describe characters or graphic patterns
GB945552A (en) Small gap data tape communication system
US3749889A (en) Reader apparatus for reading record materials at speeds which are independent of recording speeds
US3665115A (en) Stenographic apparatus providing a magnetically recorded digitally encoded record
GB1210650A (en) Apparatus for encoding binary data
US3631426A (en) Information storage system having master and redundant data on tape in turret supported cartridges
DE2533325A1 (en) RECORDING AND PLAYBACK DEVICE
IE41445B1 (en) Facsimile transmission apparatus
GB1021906A (en) Improvements in or relating to data storage apparatus
US3327288A (en) Self-editing data transmission system
US3994014A (en) Circuit for rewriting blocks of phase encoded data
US3588709A (en) Synchronous timing system having failure detection feature
US4023203A (en) System for compensating a phase difference between magnetic tracks in a magnetic recorded information regenerating apparatus
US3363058A (en) Data conversion system having storage means
US2968026A (en) Stores, especially for digital computers